43421251 ÷ 693 
Let's see how many times 693 fits into 43421251.

Advancing to step 1:
When dividing 4 by 693, we get 0 with a remainder of 4.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 4 and we're left with 4.
Fetch the next digit (3) from the dividend, attach it to 4 and continue: 43 / 693

Advancing to step 2:
693 can be fit into 43 0 times, resulting in a remainder of 43.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we take 0 away from 43, we end up with 43.
Grab the next digit (4) from the dividend, add it to 43, then carry on: 434 / 693

Going ahead to step 3:
If we divide 434 by 693, we get 0 and a remainder of 434.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
The remainder is 434 after subtracting 0 from 434.
Append the next digit (2) from the dividend to 434 and continue with: 4342 / 693

Let's proceed to step 4:
If we divide 4342 by 693, we get 6 and a remainder of 184.
Use 6 as the next digit of our solution. 
Result so far: 6.0
If we take 4158 away from 4342, we end up with 184.
Bring next digit (1) of the dividend behind the 184 and repeat the process: 1841 / 693

Step 5:
When dividing 1841 by 693, we get 2 with a remainder of 455.
Put 2 as the next digit of the answer. 
Result so far: 62.0
If we subtract 1386 from 1841, we get 455.
Append the next digit (2) from the dividend to 455 and continue with: 4552 / 693

Step 6:
When dividing 4552 by 693, we get 6 with a remainder of 394.
The number 6 becomes the next digit in our result. 
Result so far: 626.0
If we subtract 4158 from 4552, we get 394.
Take the next digit (5) from the dividend and append it to 394, then repeat: 3945 / 693

Moving on to step 7:
The number 693 fits into 3945 5 times, leaving a remainder of 480.
Write down 5 as next digit of the result. 
Result so far: 6265.0
The remainder is 480 after subtracting 3465 from 3945.
Fetch the next digit (1) from the dividend, attach it to 480 and continue: 4801 / 693

Moving on to step 8:
693 goes into 4801 6 times with a remainder of 643.
The next digit of our result is 6. 
Result so far: 62656.0
Subtract 4158 from 4801 to get 643.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6430, and continue the process.

Advancing to step 9:
6430 divided by 693 is 9 with a remainder of 193.
The next digit of our result is 9. 
Result so far: 62656.9
If we take 6237 away from 6430, we end up with 193.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1930, and continue the process.

Moving on to step 10:
693 can be fit into 1930 2 times, resulting in a remainder of 544.
Use 2 as the next digit of our solution. 
Result so far: 62656.92
Subtracting 1386 from 1930 leaves us with 544.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5440, and continue the process.

Going ahead to step 11:
5440 divided by 693 is 7 with a remainder of 589.
Use 7 as the next digit of our solution. 
Result so far: 62656.927
Subtracting 4851 from 5440 leaves us with 589.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5890, and continue the process.

Step 12:
5890 divided by 693 is 8 with a remainder of 346.
Record the quotient 8 as the next digit in the result. 
Result so far: 62656.9278
Subtract 5544 from 5890 to get 346.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3460, and continue the process.

Moving on to step 13:
If we divide 3460 by 693, we get 4 and a remainder of 688.
Put 4 as the next digit of the answer. 
Result so far: 62656.92784
Subtract 2772 from 3460 to get 688.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6880, and continue the process.

Step 14:
693 goes into 6880 9 times with a remainder of 643.
The number 9 becomes the next digit in our result. 
Result so far: 62656.927849
Deduct 6237 from 6880 and we're left with 643.
Since there are no more digits in the dividend, we add a zero to the remainder making it 6430, and continue the process.

On to step 15:
When dividing 6430 by 693, we get 9 with a remainder of 193.
Record the quotient 9 as the next digit in the result. 
Result so far: 62656.9278499
The remainder is 193 after subtracting 6237 from 6430.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1930, and continue the process.

After the division, we end up with 62656.9278499 and a remainder of 1.93e-06.